Home / 11,286.07-16,923.76-3,385.54

Finding the Fourth Proportional to 11,286.07, 16,923.76 and 3,385.54

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Solution

The fourth proportional to 11,286.07, 16,923.76 and 3,385.54 is: 5,076.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286.07 : 16,923.76 = 3,385.54 : x
  2. Step 2: Convert to fraction form
    11,286.07/16,923.76 = 3,385.54/x
  3. Step 3: Cross multiply
    11,286.07x = 16,923.76 × 3,385.54
  4. Step 4: Simplify right side
    11,286.07x = 57,296,066.43
  5. Step 5: Solve for x
    x = 57,296,066.43/11,286.07
  6. Step 6: Final answer
    x = 5,076.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.